Microsoft PowerToys is a collection of utilities that help you customize Windows and streamline everyday tasks

ASP.NET Core is a cross-platform .NET framework for building modern cloud-based web applications on Windows, Mac, or Linux.

A Swiss Army knife for developers.

.NET MAUI is the .NET Multi-platform App UI, a framework for building native device applications spanning mobile, tablet, and desktop.

The Roslyn .NET compiler provides C# and Visual Basic languages with rich code analysis APIs.

Dapper - a simple object mapper for .Net

Google's Material Design in XAML & WPF, for C# & VB.Net.

Generate and edit PDF documents in your .NET applications using the open-source QuestPDF library and its C# Fluent API. Build invoices, reports and data exports with ease.

A wrapper executable that can run any executable as a Windows service, in a permissive license.

Documentation for ASP.NET Core

Json.NET is a popular high-performance JSON framework for .NET

Cloud Native application framework for .NET

An easy way to perform background job processing in .NET and .NET Core applications. No Windows Service or separate process required

Simple REST and HTTP API Client for .NET

A framework that allows developers to cobble together a better UI for their own WPF applications with minimal effort.

Open-source platform for building cross-platform native Mobile, Web, Desktop and Embedded apps quickly. Create rich, C#/XAML, single-codebase apps from any IDE. Hot Reload included! 90m+ NuGet Down…

Incredibly simple real-time web for .NET

The automatic type-safe REST library for .NET Core, Xamarin and .NET. Heavily inspired by Square's Retrofit library, Refit turns your REST API into a live interface.

LiteDB - A .NET NoSQL Document Store in a single data file

An advanced, composable, functional reactive model-view-viewmodel framework for all .NET platforms that is inspired by functional reactive programming. ReactiveUI allows you to abstract mutable sta…

Secure, cross-platform Git credential storage with authentication to GitHub, Azure Repos, and other popular Git hosting services.

Distributed Application Framework for .NET

Build cross platform desktop apps with ASP.NET Core (Razor Pages, MVC, Blazor).

WPF is a .NET Core UI framework for building Windows desktop applications.

The Reactive Extensions for .NET

NLog - Flexible and Structured Logging for various .NET Platforms

Open Hardware Monitor

Virtual File System for Git: Enable Git at Enterprise Scale

The Windows Community Toolkit is a collection of helpers, extensions, and custom controls. It simplifies and demonstrates common developer tasks building .NET apps with UWP and the Windows App SDK …

GraphQL for .NET